Special vacuum cleaner, for example for removing skate sharpening dust. The Parduc® H 1500 vacuum cleaner is designed for continuous use with machine tools that can be used up to 24 hours a day. The vacuum cleaner is equipped with triple filtration and a 1.5 kW side duct fan that withstands very large hours of operation continuously. The fan has no wearing carbon brushes, which makes the Parduc® H 1500 virtually maintenance-free. The device is really quiet, so it is also suitable for use in the vicinity of work stations such as band saws, grinders and sharpeners.